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<table width="100%" summary="page for liver"><tr><td>liver</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>Liver related laboratory data</h2>

<h3>Description</h3>

<p>Liver related laboratory data from a randomized, blind, parallel group
clinical trial with 4 doses of a drug.
</p>


<h3>Usage</h3>

<pre>
data(liver)
</pre>


<h3>Format</h3>

<p>A data frame with 606 observations on the following 9 variables.
</p>

<dl>
<dt>ALP.B</dt><dd><p>Alkaline phosphatase at baseline. A numeric vector.</p>
</dd>
<dt>ALT.B</dt><dd><p>Alanine aminotransferase at baseline. A numeric vector.</p>
</dd>
<dt>AST.B</dt><dd><p>Aspartate aminotransferase at baseline. A numeric vector.</p>
</dd>
<dt>TBL.B</dt><dd><p>Total bilirubin at baseline. A numeric vector.</p>
</dd>
<dt>ALP.M</dt><dd><p>Alkaline phosphatase after treatment. A numeric vector.</p>
</dd>
<dt>ALT.M</dt><dd><p>Alanine aminotransferase after treatment. A numeric vector.</p>
</dd>
<dt>AST.M</dt><dd><p>Aspartate aminotransferase after treatment. A numeric vector.</p>
</dd>
<dt>TBL.M</dt><dd><p>Total bilirubin after treatment. A numeric vector.</p>
</dd>
<dt>dose</dt><dd><p>The treatment group (i.e. dose group). A factor with levels <code>A</code> <code>B</code> <code>C</code> <code>D</code></p>
</dd>
</dl>


<h3>Details</h3>

<p>Dose A is the lowest dose, dose, B the next, C the next, and D the highest
dose. The baseline values were taken prior to any treatment being received,
and the clinical trial had a single post-baseline visit.
</p>


<h3>Source</h3>

<p>AstraZeneca data on file.
</p>


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